add compact data rpc route

Author: Youri K

src/main/protobuf/fossildbapi.proto

@@ -130,6 +130,13 @@ message RestoreFromBackupReply {
     optional string errorMessage = 2;
 }
 
+message CompactAllDataRequest {}
+
+message CompactAllDataReply {
+    required bool success = 1;
+    optional string errorMessage = 2;
+}
+
 
 service FossilDB {
     rpc Health (HealthRequest) returns (HealthReply) {}
@@ -143,4 +150,5 @@ service FossilDB {
     rpc ListVersions (ListVersionsRequest) returns (ListVersionsReply) {}
     rpc Backup (BackupRequest) returns (BackupReply) {}
     rpc RestoreFromBackup (RestoreFromBackupRequest) returns (RestoreFromBackupReply) {}
+    rpc CompactAllData (CompactAllDataRequest) returns (CompactAllDataReply) {}
 }

src/main/scala/com/scalableminds/fossildb/FossilDBGrpcImpl.scala

@@ -90,6 +90,10 @@ class FossilDBGrpcImpl(storeManager: StoreManager)
     RestoreFromBackupReply(true)
   } {errorMsg => RestoreFromBackupReply(false, errorMsg)}
 
+  override def compactAllData(req: CompactAllDataRequest) = withExceptionHandler(req) {
+    storeManager.compactAllData
+    CompactAllDataReply(true)
+  } {errorMsg => CompactAllDataReply(false, errorMsg)}
 
   private def withExceptionHandler [T, R <: GeneratedMessage](request: R)(tryBlock: => T)(onErrorBlock: Option[String] => T): Future[T] = {
     try {